Mercurial > projects > ldc
annotate dmd/mars.h @ 1351:8d501abecd24
Initial (but disabled) fix for ticket #294 , the actual part that fixes the bug is in a #if 0 block as I'm afraid it will cause regressions. I'm most likely not going to be around tonight, and maybe not tomorrow as well, so I'm pushing it in case someone wants to run some serious testing/investigate the problem noted in llvmhelpers.cpp : realignOffset .
author | Tomas Lindquist Olsen <tomas.l.olsen gmail com> |
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date | Thu, 14 May 2009 17:20:17 +0200 |
parents | 29d3861aa2da |
children | 46f6365a50d7 |
rev | line source |
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159 | 1 |
2 // Compiler implementation of the D programming language | |
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3 // Copyright (c) 1999-2009 by Digital Mars |
159 | 4 // All Rights Reserved |
5 // written by Walter Bright | |
6 // http://www.digitalmars.com | |
7 // License for redistribution is by either the Artistic License | |
8 // in artistic.txt, or the GNU General Public License in gnu.txt. | |
9 // See the included readme.txt for details. | |
10 | |
11 #ifndef DMD_MARS_H | |
12 #define DMD_MARS_H | |
13 | |
14 #ifdef __DMC__ | |
15 #pragma once | |
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16 #endif |
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17 |
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18 /* |
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19 It is very important to use version control macros correctly - the |
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20 idea is that host and target are independent. If these are done |
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21 correctly, cross compilers can be built. |
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22 The host compiler and host operating system are also different, |
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23 and are predefined by the host compiler. The ones used in |
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24 dmd are: |
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25 |
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26 Macros defined by the compiler, not the code: |
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27 |
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28 Compiler: |
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29 __DMC__ Digital Mars compiler |
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30 _MSC_VER Microsoft compiler |
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31 __GNUC__ Gnu compiler |
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32 |
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33 Host operating system: |
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34 _WIN32 Microsoft NT, Windows 95, Windows 98, Win32s, |
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35 Windows 2000, Win XP, Vista |
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36 _WIN64 Windows for AMD64 |
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37 linux Linux |
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38 __APPLE__ Mac OSX |
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39 |
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40 For the target systems, there are the target operating system and |
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41 the target object file format: |
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42 |
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43 Target operating system: |
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44 TARGET_WINDOS Covers 32 bit windows and 64 bit windows |
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45 TARGET_LINUX Covers 32 and 64 bit linux |
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46 TARGET_OSX Covers 32 and 64 bit Mac OSX |
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47 |
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48 It is expected that the compiler for each platform will be able |
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49 to generate 32 and 64 bit code from the same compiler binary. |
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50 |
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51 Target object module format: |
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52 OMFOBJ Intel Object Module Format, used on Windows |
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53 ELFOBJ Elf Object Module Format, used on linux |
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54 MACHOBJ Mach-O Object Module Format, used on Mac OSX |
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55 |
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56 There are currently no macros for byte endianness order. |
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57 */ |
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58 |
159 | 59 |
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60 #include <stdio.h> |
159 | 61 #include <stdint.h> |
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62 #include <stdarg.h> |
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63 #include <stddef.h> |
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64 #define __STDC_FORMAT_MACROS 1 |
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65 #include <inttypes.h> |
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66 #include <stdarg.h> |
159 | 67 |
68 #ifdef __DMC__ | |
69 #ifdef DEBUG | |
70 #undef assert | |
71 #define assert(e) (static_cast<void>((e) || (printf("assert %s(%d) %s\n", __FILE__, __LINE__, #e), halt()))) | |
72 #endif | |
73 #endif | |
74 | |
75 #ifdef IN_GCC | |
76 /* Changes for the GDC compiler by David Friedman */ | |
77 #endif | |
78 | |
336 | 79 #define DMDV2 0 // Version 2.0 features |
159 | 80 #define BREAKABI 1 // 0 if not ready to break the ABI just yet |
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81 #define STRUCTTHISREF DMDV2 // if 'this' for struct is a reference, not a pointer |
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82 #define SNAN_DEFAULT_INIT DMDV2 // if floats are default initialized to signalling NaN |
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83 |
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84 /* Other targets are TARGET_LINUX and TARGET_OSX, which are |
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85 * set on the command line via the compiler makefile. |
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86 */ |
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87 |
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88 #if _WIN32 |
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89 #define TARGET_WINDOS 1 // Windows dmd generates Windows targets |
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90 #define OMFOBJ 1 |
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91 #endif |
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92 |
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93 #if TARGET_LINUX |
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94 #ifndef ELFOBJ |
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95 #define ELFOBJ 1 |
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96 #endif |
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97 #endif |
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98 |
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99 #if TARGET_OSX |
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100 #ifndef MACHOBJ |
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101 #define MACHOBJ 1 |
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102 #endif |
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103 #endif |
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104 |
159 | 105 |
106 struct Array; | |
107 | |
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108 // LDC |
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109 enum ARCH |
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110 { |
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111 ARCHinvalid, |
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112 ARCHx86, |
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113 ARCHx86_64, |
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114 ARCHppc, |
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115 ARCHppc_64, |
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116 ARCHarm, |
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117 ARCHthumb |
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118 }; |
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119 enum OUTPUTFLAG |
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120 { |
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121 OUTPUTFLAGno, |
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122 OUTPUTFLAGdefault, // for the .o default |
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123 OUTPUTFLAGset // for -output |
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124 }; |
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125 |
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126 enum OS |
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127 { |
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128 OSinvalid, |
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129 OSLinux, |
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130 OSWindows, |
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Applied the FreeBSD patch from Ralith, closes ticket #95 , slightly changed but basically the same. Thanx Ralith :)
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131 OSMacOSX, |
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Apply BlueZeniX's patch for OpenSolaris compatibility. Fixes #158.
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132 OSFreeBSD, |
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133 OSSolaris, |
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134 }; |
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135 |
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136 typedef unsigned char ubyte; |
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137 |
159 | 138 // Put command line switches in here |
139 struct Param | |
140 { | |
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141 bool obj; // write object file |
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142 bool link; // perform link |
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143 bool verbose; // verbose compile |
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144 ubyte symdebug; // insert debug symbolic information |
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145 #if !IN_LLVM |
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146 // LDC uses a different mechanism |
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147 bool optimize; // run optimizer |
159 | 148 char optimizeLevel; // optimization level |
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149 #endif |
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150 ARCH cpu; // target CPU |
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151 OS os; // target OS |
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152 bool is64bit; // generate 64 bit code |
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153 bool isLE; // generate little endian code |
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154 bool useDeprecated; // allow use of deprecated features |
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155 bool useAssert; // generate runtime code for assert()'s |
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156 bool useInvariants; // generate class invariant checks |
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157 bool useIn; // generate precondition checks |
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158 bool useOut; // generate postcondition checks |
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159 bool useArrayBounds; // generate array bounds checks |
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160 bool useSwitchError; // check for switches without a default |
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161 bool useUnitTests; // generate unittest code |
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162 bool useInline; // inline expand functions |
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163 bool warnings; // enable warnings |
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164 ubyte Dversion; // D version number |
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165 char safe; // enforce safe memory model |
159 | 166 |
167 char *argv0; // program name | |
168 Array *imppath; // array of char*'s of where to look for import modules | |
169 Array *fileImppath; // array of char*'s of where to look for file import modules | |
170 char *objdir; // .obj file output directory | |
171 char *objname; // .obj file output name | |
172 | |
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173 bool doDocComments; // process embedded documentation comments |
159 | 174 char *docdir; // write documentation file to docdir directory |
175 char *docname; // write documentation file to docname | |
176 Array *ddocfiles; // macro include files for Ddoc | |
177 | |
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178 bool doHdrGeneration; // process embedded documentation comments |
159 | 179 char *hdrdir; // write 'header' file to docdir directory |
180 char *hdrname; // write 'header' file to docname | |
181 | |
182 unsigned debuglevel; // debug level | |
183 Array *debugids; // debug identifiers | |
184 | |
185 unsigned versionlevel; // version level | |
186 Array *versionids; // version identifiers | |
187 | |
188 bool dump_source; | |
189 | |
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190 Array *defaultlibnames; // default libraries for non-debug builds |
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191 Array *debuglibnames; // default libraries for debug builds |
159 | 192 |
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193 const char *xmlname; // filename for XML output |
159 | 194 |
195 // Hidden debug switches | |
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196 bool debuga; |
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197 bool debugb; |
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198 bool debugc; |
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199 bool debugf; |
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200 bool debugr; |
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201 bool debugw; |
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202 bool debugx; |
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203 bool debugy; |
159 | 204 |
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205 bool run; // run resulting executable |
159 | 206 |
207 // Linker stuff | |
208 Array *objfiles; | |
209 Array *linkswitches; | |
210 Array *libfiles; | |
211 char *deffile; | |
212 char *resfile; | |
213 char *exefile; | |
214 | |
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215 // LDC stuff |
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216 OUTPUTFLAG output_ll; |
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217 OUTPUTFLAG output_bc; |
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218 OUTPUTFLAG output_s; |
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219 OUTPUTFLAG output_o; |
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220 bool llvmAnnotate; |
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221 bool useInlineAsm; |
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222 |
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223 // target stuff |
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224 const char* llvmArch; |
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225 const char *targetTriple; |
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226 const char *dataLayout; |
159 | 227 }; |
228 | |
229 struct Global | |
230 { | |
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231 const char *mars_ext; |
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232 const char *sym_ext; |
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233 const char *obj_ext; |
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234 #if _WIN32 |
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235 char *obj_ext_alt; |
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236 #endif |
159 | 237 char *ll_ext; |
238 char *bc_ext; | |
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239 char *s_ext; |
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240 const char *lib_ext; |
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241 const char *doc_ext; // for Ddoc generated files |
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242 const char *ddoc_ext; // for Ddoc macro include files |
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243 const char *hdr_ext; // for D 'header' import files |
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244 const char *copyright; |
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245 const char *written; |
159 | 246 Array *path; // Array of char*'s which form the import lookup path |
247 Array *filePath; // Array of char*'s which form the file import lookup path | |
248 int structalign; | |
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249 const char *version; |
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250 char *ldc_version; |
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251 char *llvm_version; |
159 | 252 |
253 Param params; | |
254 unsigned errors; // number of errors reported so far | |
255 unsigned gag; // !=0 means gag reporting of errors | |
256 | |
257 Global(); | |
258 }; | |
259 | |
260 extern Global global; | |
261 | |
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262 /* Set if Windows Structured Exception Handling C extensions are supported. |
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263 * Apparently, VC has dropped support for these? |
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264 */ |
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265 #define WINDOWS_SEH (_WIN32 && __DMC__) |
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266 |
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267 |
159 | 268 #ifdef __DMC__ |
269 typedef _Complex long double complex_t; | |
270 #else | |
271 #ifndef IN_GCC | |
272 #include "complex_t.h" | |
273 #endif | |
274 #ifdef __APPLE__ | |
275 //#include "complex.h"//This causes problems with include the c++ <complex> and not the C "complex.h" | |
276 #endif | |
277 #endif | |
278 | |
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279 // Be careful not to care about sign when using dinteger_t |
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280 //typedef uint64_t integer_t; |
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281 typedef uint64_t dinteger_t; // use this instead of integer_t to |
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282 // avoid conflicts with system #include's |
159 | 283 |
284 // Signed and unsigned variants | |
285 typedef int64_t sinteger_t; | |
286 typedef uint64_t uinteger_t; | |
287 | |
288 typedef int8_t d_int8; | |
289 typedef uint8_t d_uns8; | |
290 typedef int16_t d_int16; | |
291 typedef uint16_t d_uns16; | |
292 typedef int32_t d_int32; | |
293 typedef uint32_t d_uns32; | |
294 typedef int64_t d_int64; | |
295 typedef uint64_t d_uns64; | |
296 | |
297 typedef float d_float32; | |
298 typedef double d_float64; | |
299 typedef long double d_float80; | |
300 | |
301 typedef d_uns8 d_char; | |
302 typedef d_uns16 d_wchar; | |
303 typedef d_uns32 d_dchar; | |
304 | |
305 #ifdef IN_GCC | |
306 #include "d-gcc-real.h" | |
307 #else | |
308 typedef long double real_t; | |
309 #endif | |
310 | |
311 // Modify OutBuffer::writewchar to write the correct size of wchar | |
312 #if _WIN32 | |
313 #define writewchar writeword | |
314 #else | |
315 // This needs a configuration test... | |
316 #define writewchar write4 | |
317 #endif | |
318 | |
319 #ifdef IN_GCC | |
320 #include "d-gcc-complex_t.h" | |
321 #endif | |
322 | |
323 struct Module; | |
324 | |
325 //typedef unsigned Loc; // file location | |
326 struct Loc | |
327 { | |
328 char *filename; | |
329 unsigned linnum; | |
330 | |
331 Loc() | |
332 { | |
333 linnum = 0; | |
334 filename = NULL; | |
335 } | |
336 | |
337 Loc(int x) | |
338 { | |
339 linnum = x; | |
340 filename = NULL; | |
341 } | |
342 | |
343 Loc(Module *mod, unsigned linnum); | |
344 | |
345 char *toChars() const; | |
346 }; | |
347 | |
348 #ifndef GCC_SAFE_DMD | |
349 #define TRUE 1 | |
350 #define FALSE 0 | |
351 #endif | |
352 | |
353 #define INTERFACE_OFFSET 0 // if 1, put classinfo as first entry | |
354 // in interface vtbl[]'s | |
355 #define INTERFACE_VIRTUAL 0 // 1 means if an interface appears | |
356 // in the inheritance graph multiple | |
357 // times, only one is used | |
358 | |
359 enum LINK | |
360 { | |
361 LINKdefault, | |
362 LINKd, | |
363 LINKc, | |
364 LINKcpp, | |
365 LINKwindows, | |
366 LINKpascal, | |
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367 |
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368 // LDC |
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369 LINKintrinsic, |
159 | 370 }; |
371 | |
372 enum DYNCAST | |
373 { | |
374 DYNCAST_OBJECT, | |
375 DYNCAST_EXPRESSION, | |
376 DYNCAST_DSYMBOL, | |
377 DYNCAST_TYPE, | |
378 DYNCAST_IDENTIFIER, | |
379 DYNCAST_TUPLE, | |
380 }; | |
381 | |
382 enum MATCH | |
383 { | |
384 MATCHnomatch, // no match | |
385 MATCHconvert, // match with conversions | |
336 | 386 #if DMDV2 |
159 | 387 MATCHconst, // match with conversion to const |
388 #endif | |
389 MATCHexact // exact match | |
390 }; | |
391 | |
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392 void warning(Loc loc, const char *format, ...); |
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393 void vwarning(Loc loc, const char *format, va_list); |
159 | 394 void error(Loc loc, const char *format, ...); |
395 void verror(Loc loc, const char *format, va_list); | |
396 void fatal(); | |
397 void err_nomem(); | |
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398 void inifile(char *argv0, const char *inifile); |
159 | 399 void halt(); |
400 | |
401 /*** Where to send error messages ***/ | |
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402 #if IN_GCC || IN_LLVM |
159 | 403 #define stdmsg stderr |
404 #else | |
405 #define stdmsg stdout | |
406 #endif | |
407 | |
408 #endif /* DMD_MARS_H */ |